This name is a synonym of Daucus carota subsp. maritimus (Lam.) Batt..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Nomencl. Bot. 1: 265 1821.
This name was in version 1 of The Plant List, record kew-2757958.